An elementary-school teacher in Texas introduces a song for each lesson that she teaches to her third-grade students. Paxton Mooney says songs -- often variations of popular music -- and dancing can help students remember what they have learned.

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Roofing companies in Texas and New Jersey are thanking their neighbors for military service. Chappell Roofing donated a new roof to Johnny Wright, a Vietnam veteran in Odessa, Texas, while East Coast Roofing, Siding & Windows gave a free roof to Air Force Master Sgt. Christopher Leconey of Egg Harbor Township, N.J.

Officials in El Paso, Texas, have launched a bike-sharing program that offers 80 bicycles at eight solar-powered stations around the downtown and University of Texas-El Paso areas. The $720,000 program was funded by state and local organizations.

Three New Mexico sites are among potential Department of Energy locations for a radioactive waste repository, according to reports. Most of the "low-level" material would come from nuclear power plants, a department official said.

Sen. Tom Udall, D-N.M., said he will propose legislation that would create a 25% renewable-electricity standard. A mandate would encourage companies to allocate more resources to energy research and development, he said.

Constellation Capital Management and some former employees of the closed Flint Hills chemical plant in Odessa, Texas, announced Friday that they hope to buy and reopen the facility. The groups said they have signed an agreement to seek financing and restart production lines.